[1.5][Refactor] Refactoring DBConnection Class from Register Branch (RU*, PG*)
[1.6] Login Activity
[1.20](GS, RP) Datenbankanbindung, Tests
[1.20](GS,RP)Everything works, but items not clickable
[1.20](GS,RP)Items of Newest Posts now clickable
[1.20](GS,RP)A few more tests added, Now Everything is clickable
[1.20](GS, RP)FormumView done
[1.5]merging master to Register (RU, PG)